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  Indian J Med Microbiol
 

Figure 1: FTIR spectra and second derivative IR spectra of Fritillaria thunbergii Miq. extracted by ethanol. (a) FTIR spectra of non-fumigated samples. (b) FTIR spectra of sulfur-fumigated samples. (c) Second derivative IR spectra (1800-400 cm-1) of non-fumigated samples. (d) Second derivative IR spectra (1800-400 cm-1) of sulfur-fumigated samples

Figure 1: FTIR spectra and second derivative IR spectra of <i>Fritillaria thunbergii Miq.</i> extracted by ethanol. (a) FTIR spectra of non-fumigated samples. (b) FTIR spectra of sulfur-fumigated samples. (c) Second derivative IR spectra (1800-400 cm<sup>-1</sup>) of non-fumigated samples. (d) Second derivative IR spectra (1800-400 cm<sup>-1</sup>) of sulfur-fumigated samples